package com.sky.task;

import com.sky.entity.Orders;
import com.sky.mapper.OrderMapper;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.scheduling.annotation.Scheduled;
import org.springframework.stereotype.Component;

import java.time.LocalDateTime;
import java.util.List;

/**
 * 定时任务类，定时处理哦订单状态
 */
@Component
@Slf4j
public class OrderTask {

    //注入OrderMapper
    @Autowired
    private OrderMapper orderMapper;

    /**
     * 处理超时订单
     */
    @Scheduled(cron = "0 * * * * ? ")
    public void processTimeOutOrder() {
        log.info("定时处理超时订单,{}", LocalDateTime.now());

        //查询超时订单:当前时间减15分钟
        LocalDateTime time = LocalDateTime.now().plusMinutes(-15);

        //select * form orders where status = ? and order_time < (当前时间-15分钟)
        List<Orders> ordersList = orderMapper.getByStatusAndOrderTime(Orders.PENDING_PAYMENT, time);
        if(ordersList !=null && ordersList.size() > 0){
            for (Orders orders : ordersList) {
                orders.setStatus(Orders.CANCELLED);
                orders.setCancelReason("订单超时，自动取消");
                orders.setCancelTime(LocalDateTime.now());
                orderMapper.update(orders);
            }
        }
    }

    /**
     * 处理一直处于配送中的订单
     */
    @Scheduled(cron = "0 0 1 * * ? ")
    public void processDeliveryOrder(){
        log.info("定时处理一直处于配送中的订单,{}", LocalDateTime.now());

        //查询一直处于配送中的订单
        //当前时间是凌晨1点，减去一个小时，就是昨天的所有订单
        LocalDateTime time = LocalDateTime.now().plusHours(-1);
        List<Orders> ordersList = orderMapper.getByStatusAndOrderTime(Orders.DELIVERY_IN_PROGRESS, time);
        if(ordersList !=null && ordersList.size() > 0){
            for (Orders orders : ordersList) {
                orders.setStatus(Orders.COMPLETED);
                orderMapper.update(orders);
            }
        }
    }
}
